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United States Patent | 5,056,825 |
Templet | October 15, 1991 |
A referencing device has a corner constructed of two generally rectangular plies and closed along two adjacent sides to receive a larger generally rectangular sheet and with provision on the outer plies for informational indicia.
Inventors: | Templet; Vicki (Wheaton, IL) |
Assignee: | Wallace Computer Services, Inc. (Hillside, IL) |
Appl. No.: | 506275 |
Filed: | April 9, 1990 |
Current U.S. Class: | 283/36; 281/20; 281/38; 281/42; 283/117 |
Intern'l Class: | B42F 021/00 |
Field of Search: | 283/117,36 281/20,22,38,42 |
538706 | May., 1895 | Sexton | 281/20. |
2272858 | Feb., 1942 | Werkheiser | 281/38. |
2728451 | Dec., 1955 | Leander | 281/20. |
4201403 | May., 1980 | Turner | 283/36. |
4486032 | Dec., 1984 | Leahy | 281/45. |
4798401 | Jan., 1989 | Greig | 281/42. |
Foreign Patent Documents | |||
12917 | ., 1911 | GB | 281/20. |
A Plurality of Plies with Different Colors. |